public static function WebformMultiple::ajaxCallback in Webform 8.5

Same name and namespace in other branches

1. 6.x src/Element/WebformMultiple.php \Drupal\webform\Element\WebformMultiple::ajaxCallback()

Webform submission Ajax callback the returns the list table.

File

src/Element/WebformMultiple.php, line 897

Class

WebformMultiple

Provides a webform element to assist in creation of multiple elements.

Namespace

Drupal\webform\Element

Code

public static function ajaxCallback(array &$form, FormStateInterface $form_state) {
  $button = $form_state
    ->getTriggeringElement();
  $parent_length = isset($button['#row_index']) ? -4 : -2;
  $element = NestedArray::getValue($form, array_slice($button['#array_parents'], 0, $parent_length));

  // Make sure only the ajax prefix and suffix is used.
  $element['#prefix'] = $element['#ajax_prefix'];
  $element['#suffix'] = $element['#ajax_suffix'];

  // Disable states and flexbox wrapper.
  // @see \Drupal\webform\Plugin\WebformElementBase::preRenderFixFlexboxWrapper
  $element['#webform_wrapper'] = FALSE;
  return $element;
}